Use sed instead of $(SED) so that we don't need to

use AC_PROG_SED. We don't do anything fancy with sed,
so this should work OK. libtool 2.2 sets SED but 1.5
doesn't, so $(SED) happened to work when using libtool 2.2.

src/liblzma/Makefile.am

@@ -70,7 +70,7 @@ endif
 # Remove ordinals from the generated .def file. People must link by name,
 # not by ordinal, because no one is going to track the ordinal numbers.
 liblzma.def: liblzma.la liblzma.def.in
-	$(SED) 's/ \+@ *[0-9]\+//' liblzma.def.in > liblzma.def
+	sed 's/ \+@ *[0-9]\+//' liblzma.def.in > liblzma.def
 
 # Creating liblzma.def.in is a side effect of linking the library.
 liblzma.def.in: liblzma.la

src/scripts/Makefile.am

@@ -10,42 +10,42 @@ dist_man_MANS = xzdiff.1 xzgrep.1 xzmore.1 xzless.1
 
 install-exec-hook:
 	cd $(DESTDIR)$(bindir) && \
-	target=`echo xzdiff | $(SED) '$(transform)'` && \
+	target=`echo xzdiff | sed '$(transform)'` && \
 	for name in xzcmp lzdiff lzcmp; do \
-		link=`echo $$name | $(SED) '$(transform)'` && \
+		link=`echo $$name | sed '$(transform)'` && \
 		rm -f $$link && \
 		$(LN_S) $$target $$link; \
 	done && \
-	target=`echo xzgrep | $(SED) '$(transform)'` && \
+	target=`echo xzgrep | sed '$(transform)'` && \
 	for name in xzegrep xzfgrep lzgrep lzegrep lzfgrep; do \
-		link=`echo $$name | $(SED) '$(transform)'` && \
+		link=`echo $$name | sed '$(transform)'` && \
 		rm -f $$link && \
 		$(LN_S) $$target $$link; \
 	done && \
 	for name in xzmore xzless; do \
-		target=`echo $$name | $(SED) '$(transform)'` && \
-		link=`echo $$name | $(SED) 's/xz/lz/;$(transform)'` && \
+		target=`echo $$name | sed '$(transform)'` && \
+		link=`echo $$name | sed 's/xz/lz/;$(transform)'` && \
 		rm -f $$link && \
 		$(LN_S) $$target $$link; \
 	done
 
 install-data-hook:
 	cd $(DESTDIR)$(mandir)/man1 && \
-	target=`echo xzdiff | $(SED) '$(transform)'` && \
+	target=`echo xzdiff | sed '$(transform)'` && \
 	for name in xzcmp lzdiff lzcmp; do \
-		link=`echo $$name | $(SED) '$(transform)'` && \
+		link=`echo $$name | sed '$(transform)'` && \
 		rm -f $$link.1 && \
 		$(LN_S) $$target.1 $$link.1; \
 	done && \
-	target=`echo xzgrep | $(SED) '$(transform)'` && \
+	target=`echo xzgrep | sed '$(transform)'` && \
 	for name in xzegrep xzfgrep lzgrep lzegrep lzfgrep; do \
-		link=`echo $$name | $(SED) '$(transform)'` && \
+		link=`echo $$name | sed '$(transform)'` && \
 		rm -f $$link.1 && \
 		$(LN_S) $$target.1 $$link.1; \
 	done && \
 	for name in xzmore xzless; do \
-		target=`echo $$name | $(SED) '$(transform)'` && \
-		link=`echo $$name | $(SED) 's/xz/lz/;$(transform)'` && \
+		target=`echo $$name | sed '$(transform)'` && \
+		link=`echo $$name | sed 's/xz/lz/;$(transform)'` && \
 		rm -f $$link.1 && \
 		$(LN_S) $$target.1 $$link.1; \
 	done
@@ -54,12 +54,12 @@ uninstall-hook:
 	cd $(DESTDIR)$(bindir) && \
 	for name in xzcmp lzdiff lzcmp xzegrep xzfgrep \
 			lzgrep lzegrep lzfgrep lzmore lzless; do \
-		link=`echo $$name | $(SED) '$(transform)'` && \
+		link=`echo $$name | sed '$(transform)'` && \
 		rm -f $$link; \
 	done
 	cd $(DESTDIR)$(mandir)/man1 && \
 	for name in xzcmp lzdiff lzcmp xzegrep xzfgrep \
 			lzgrep lzegrep lzfgrep lzmore lzless; do \
-		link=`echo $$name | $(SED) '$(transform)'` && \
+		link=`echo $$name | sed '$(transform)'` && \
 		rm -f $$link.1; \
 	done

src/xz/Makefile.am

@@ -64,9 +64,9 @@ xzlinks = unxz xzcat lzma unlzma lzcat
 
 install-exec-hook:
 	cd $(DESTDIR)$(bindir) && \
-	target=`echo xz | $(SED) '$(transform)'`$(EXEEXT) && \
+	target=`echo xz | sed '$(transform)'`$(EXEEXT) && \
 	for name in $(xzlinks); do \
-		link=`echo $$name | $(SED) '$(transform)'` && \
+		link=`echo $$name | sed '$(transform)'` && \
 		rm -f $$link && \
 		$(LN_S) $$target $$link; \
 	done
@@ -74,6 +74,6 @@ install-exec-hook:
 uninstall-hook:
 	cd $(DESTDIR)$(bindir) && \
 	for name in $(xzlinks); do \
-		link=`echo $$name | $(SED) '$(transform)'` && \
+		link=`echo $$name | sed '$(transform)'` && \
 		rm -f $$link; \
 	done

src/xzdec/Makefile.am

@@ -50,12 +50,12 @@ dist_man_MANS = xzdec.1
 
 install-data-hook:
 	cd $(DESTDIR)$(mandir)/man1 && \
-	target=`echo xzdec | $(SED) '$(transform)'` && \
-	link=`echo lzmadec | $(SED) '$(transform)'` && \
+	target=`echo xzdec | sed '$(transform)'` && \
+	link=`echo lzmadec | sed '$(transform)'` && \
 	rm -f $$link.1 && \
 	$(LN_S) $$target.1 $$link.1
 
 uninstall-hook:
 	cd $(DESTDIR)$(mandir)/man1 && \
-	link=`echo lzmadec | $(SED) '$(transform)'` && \
+	link=`echo lzmadec | sed '$(transform)'` && \
 	rm -f $$link.1